2123144202 has 32 divisors (see below), whose sum is σ = 4265640000. Its totient is φ = 704498688.

The previous prime is 2123144167. The next prime is 2123144279. The reversal of 2123144202 is 2024413212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1726924 + ... + 1728152.

It is an arithmetic number, because the mean of its divisors is an integer number (133301250).

Almost surely, 2^2123144202 is an apocalyptic number.

2123144202 is an abundant number, since it is smaller than the sum of its proper divisors (2142495798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123144202 is a wasteful number, since it uses less digits than its factorization.

2123144202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2123144202 is about 46077.5889343182. The cubic root of 2123144202 is about 1285.2664291331.

Adding to 2123144202 its reverse (2024413212), we get a palindrome (4147557414).

The spelling of 2123144202 in words is "two billion, one hundred twenty-three million, one hundred forty-four thousand, two hundred two".